public void LogResponseVerbose(MPDResponseLine response)
{
if (m_Verbose)
{
Write("R: " + response.ToString());
}
}
private bool ParseBanner()
{
MPDResponseLine banner = GetResponseLine();
if (banner == null)
{
m_Parent.OnErrorMessageChanged("The server banner is not valid; check settings.");
return(false);
}
else if (banner.Key == MPDResponseLine.Keyword.OK && banner.Value.StartsWith("MPD"))
{
return(true);
}
else
{
m_Parent.OnErrorMessageChanged("Error from server: " + banner.Literal);
return(false);
}
}
private void SplitBufferIntoLines()
{
int pos = 0;
int firstDanglingByte = 0;
int lineStartPosition = 0;
while (pos < m_BytesInBuffer)
{
firstDanglingByte = pos;
byte firstByte = m_ReceiveBuffer[pos];
if (firstByte == (byte)'\n')
{
// Complete line available, chop it off.
MPDResponseLine line = new MPDResponseLine(m_CharsLeftFromLastBuffer + m_UTF8.GetString(m_ReceiveBuffer, lineStartPosition, pos - lineStartPosition));
m_ResponseLines.Enqueue(line);
m_CharsLeftFromLastBuffer = "";
pos += 1;
lineStartPosition = pos;
}
else if (firstByte < 0x80) // Single byte character.
{
pos += 1;
}
else if (firstByte < 0xDF) // First in a 2-byte character.
{
pos += 2;
}
else if (firstByte < 0xF0) // First in a 3-byte character.
{
pos += 3;
}
else // First in a 4-byte character.
{
pos += 4;
}
}
if (pos == m_BytesInBuffer)
{
// Only complete UTF-8 characters in the buffer -- good!
if (pos > lineStartPosition)
{
m_CharsLeftFromLastBuffer = m_CharsLeftFromLastBuffer + m_UTF8.GetString(m_ReceiveBuffer, lineStartPosition, m_BytesInBuffer - lineStartPosition);
}
m_BytesInBuffer = 0;
m_ReceiveBufferPosition = 0;
}
else
{
// There are dangling bytes -- we need to keep them in
// the buffer so they can be completed to a full character
// on the next round.
m_CharsLeftFromLastBuffer = m_CharsLeftFromLastBuffer + m_UTF8.GetString(m_ReceiveBuffer, lineStartPosition, m_BytesInBuffer - firstDanglingByte);
for (int i = firstDanglingByte; i < m_BytesInBuffer; ++i)
{
m_ReceiveBuffer[i - firstDanglingByte] = m_ReceiveBuffer[i];
}
m_BytesInBuffer -= firstDanglingByte;
m_ReceiveBufferPosition = m_BytesInBuffer;
}
}
private void ReceiveResponse(MPDSendable sendable)
{
// TODO: if the server is really slow (Mopidy on an RPI for
// example), we can get stuck here during shutdown.
MPDResponseLine statusLine = GetResponseLine();
while (statusLine != null && !statusLine.IsStatus)
{
m_DataModel.NetworkLog?.LogResponseVerbose(statusLine);
if (statusLine.Key != MPDResponseLine.Keyword.Unknown)
{
m_CurrentResponse.Add(statusLine);
}
statusLine = GetResponseLine();
}
if (statusLine != null)
{
m_DataModel.NetworkLog?.LogResponseCompact(statusLine);
if (statusLine.Key == MPDResponseLine.Keyword.ACK)
{
m_Parent.OnErrorMessageChanged(statusLine.Value);
}
else if (sendable is MPDCommand)
{
MPDCommand command = sendable as MPDCommand;
if (command.Op == "currentsong")
{
ParseSongList();
Callback(m_DataModel.CurrentSong.OnCurrentSongResponseReceived);
m_CurrentSongList.Clear();
}
else if (command.Op == "listallinfo")
{
ParseSongList();
Callback(m_DataModel.Database.OnListAllInfoResponseReceived);
m_CurrentSongList.Clear();
}
else if (command.Op == "listplaylistinfo")
{
ParseSongList();
Callback(m_DataModel.SavedPlaylists.OnListPlaylistInfoResponseReceived, command.Argument1);
m_CurrentSongList.Clear();
}
else if (command.Op == "lsinfo")
{
Callback(m_DataModel.SavedPlaylists.OnLsInfoResponseReceived);
}
else if (command.Op == "outputs")
{
Callback(m_DataModel.OutputCollection.OnOutputsResponseReceived);
}
else if (command.Op == "playlistinfo")
{
ParseSongList();
Callback(m_DataModel.Playlist.OnPlaylistInfoResponseReceived);
m_CurrentSongList.Clear();
}
else if (command.Op == "search")
{
ParseSongList();
Callback(m_DataModel.AdvancedSearch.OnSearchResponseReceived);
m_CurrentSongList.Clear();
}
else if (command.Op == "stats")
{
Callback(m_DataModel.ServerStatus.OnStatsResponseReceived);
}
else if (command.Op == "status")
{
Callback(m_DataModel.ServerStatus.OnStatusResponseReceived);
}
}
}
m_CurrentResponse.Clear();
}
private void ReceiveResponse(MPDCommand command)
{
MPDResponseLine statusLine = GetResponseLine();
while (statusLine != null && !statusLine.IsStatus)
{
if (statusLine.Key != MPDResponseLine.Keyword.Unknown)
{
m_CurrentResponse.Add(statusLine);
}
statusLine = GetResponseLine();
}
if (statusLine != null)
{
if (statusLine.Key == MPDResponseLine.Keyword.ACK)
{
if (command.Op == "listallinfo" && statusLine.Value.Contains("Not implemented"))
{
// TODO: this is a workaround for Mopidy not implementing listallinfo.
// It can hopefully removed later.
Send(new MPDCommand());
}
else
{
m_Parent.OnErrorMessageChanged(statusLine.Value);
}
}
else
{
if (command.Op == "currentsong")
{
ParseSongList();
Callback(m_DataModel.CurrentSong.OnCurrentSongResponseReceived);
m_CurrentSongList.Clear();
}
// TODO: remove the latter when Mopidy starts properly supporting the former.
else if (command.Op == "listallinfo" || command.Op == "mopidylistallinfokludge")
{
ParseSongList();
Callback(m_DataModel.Database.OnListAllInfoResponseReceived);
m_CurrentSongList.Clear();
}
else if (command.Op == "listplaylistinfo")
{
ParseSongList();
Callback(m_DataModel.SavedPlaylists.OnListPlaylistInfoResponseReceived, command.Argument1);
m_CurrentSongList.Clear();
}
else if (command.Op == "lsinfo")
{
Callback(m_DataModel.SavedPlaylists.OnLsInfoResponseReceived);
}
else if (command.Op == "outputs")
{
Callback(m_DataModel.OutputCollection.OnOutputsResponseReceived);
}
else if (command.Op == "playlistinfo")
{
ParseSongList();
Callback(m_DataModel.Playlist.OnPlaylistInfoResponseReceived);
m_CurrentSongList.Clear();
}
else if (command.Op == "search")
{
ParseSongList();
Callback(m_DataModel.AdvancedSearch.OnSearchResponseReceived);
m_CurrentSongList.Clear();
}
else if (command.Op == "stats")
{
Callback(m_DataModel.ServerStatus.OnStatsResponseReceived);
}
else if (command.Op == "status")
{
Callback(m_DataModel.ServerStatus.OnStatusResponseReceived);
}
}
}
m_CurrentResponse.Clear();
}
private void SplitBufferIntoLines()
{
int pos = 0;
int firstDanglingByte = 0;
int lineStartPosition = 0;
while (pos < m_BytesInBuffer)
{
firstDanglingByte = pos;
byte firstByte = m_ReceiveBuffer[pos];
if (firstByte == (byte)'\n')
{
// Complete line available, chop it off.
MPDResponseLine line = new MPDResponseLine(m_CharsLeftFromLastBuffer + m_UTF8.GetString(m_ReceiveBuffer, lineStartPosition, pos - lineStartPosition));
m_ResponseLines.Enqueue(line);
m_CharsLeftFromLastBuffer = "";
pos += 1;
lineStartPosition = pos;
}
else if (firstByte < 0x80) // Single byte character.
{
pos += 1;
}
else if (firstByte < 0xDF) // First in a 2-byte character.
{
pos += 2;
}
else if (firstByte < 0xF0) // First in a 3-byte character.
{
pos += 3;
}
else
{
pos += 4;
}
}
if (pos == m_BytesInBuffer)
{
// Only complete UTF-8 characters in the buffer -- good!
if (pos > lineStartPosition)
{
m_CharsLeftFromLastBuffer = m_UTF8.GetString(m_ReceiveBuffer, lineStartPosition, pos - lineStartPosition);
}
m_BytesInBuffer = 0;
m_ReceiveBufferPosition = 0;
}
else
{
// There are dangling bytes -- we need to keep them in the
// buffer so they can be completed by the next read.
m_CharsLeftFromLastBuffer = m_UTF8.GetString(m_ReceiveBuffer, lineStartPosition, pos - firstDanglingByte);
for (int i = firstDanglingByte; i < m_BytesInBuffer; ++i)
{
m_ReceiveBuffer[i - firstDanglingByte] = m_ReceiveBuffer[i];
}
m_BytesInBuffer -= firstDanglingByte;
m_ReceiveBufferPosition = m_BytesInBuffer;
}
}
public void LogResponseCompact(MPDResponseLine response)
{
Write("R: " + response.ToString());
}
